A 2-kg object is dropped from a height of 10 meters. Using the formula (use g=10m/s2), the potential energy is calculated as . If the object strikes the ground with a speed of 5 m/s, then using the formula , the kinetic energy is 100 joules. This requires that of energy is turned into and eventually released to its surroundings.

The constitution protects the rights of citizens by limiting the power of government

Select the correct answer.when alexander the great ruled his empire, he spread greek culture and increased his empire's wealth. along the way, he founded many cities, most of which he named after himself. review the following map. how did alexandria's location affect trade? a. it forced people to rely on shipping to trade with other nations. b. it brought together people from the west and east for trade. c. it led to conflicts between regions of the empire. d. it forced people to pay tribute to alexander as their leader.

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